If it's only a couple months old I would assume your plumber gave you some sort of warranty. If your Navien is displaying an error code E302, check the water feeder valve and the water pressure and the water pressure relief valve. Error code 003E, Heater Flame Rod fix 2 times Heater 3 Way Valve, Oring fixed Error code 015E Flame Rod, Ignition Transformer, Leak Fix, PCB (Motherboard) fixed Error code 002E. • Clean the intake air filter. Will inspect flame sensor and igniter next. Navien error code E047 is an indication of a problem in the operation of the exhaust thermistor. If necessary, call for a service. Keep running it and see if it continues to be a problem. Anybody have any ideas as to what could be wrong? Navien NCB-150 boiler error codes. I just want to have an idea, so that I'm ready for the prices the plumber will quote me. An open or short thermistor can cause the Navien error code E218. Navien error code E593 is caused by a problem with the operation of the front panel keys. I started this website to help homeowners, home buyers, and home sellers to get a better understanding of home inspections, home maintenance, and home repairs. Unfortunately, it’s always at an inopportune time. Has happened while people are showering. In the last week I've twice had it give no hot water. In the case of an error code E515, the PCB, PCB’s monitoring device, igniter, fan, dual venturi, and the 3-way valve should all be inspected. If they do restart the unit and if they don’t replace the front panel. Error code E127 can be caused by an open or shorted APS. However, this error code was not found in the operation manual. Navien error code E016 means the heat exchanger is overheating. Navien Flow Sensor Tankless Water Heater - - Amazon.com Skip to main content.us. Hubert Miles is compensated for referring traffic and business to these companies. If needed, call a licensed technician.eval(ez_write_tag([[250,250],'homeinspectioninsider_com-leader-1','ezslot_1',162,'0','0'])); Navien error code E480 means there is a problem with the external tank thermistor, typically caused by an open (at temperatures below 14°F) or shorted sensor. Furnace is installed after the tankless, another 30 feet or so on 3/4" pipe. That also included the plumber running recirculation lines. Despite that its cheaper than a $300+ dollar service call. The solve that you need to do is; E009. Check the strainer and the heat exchanger. No hot water from the valve: Check the pipe: 1. To fix the Navien error code E593, you need to inspect if the panel keys operate as they should. Navien error code E782 indicates a communication error within the main panel. Navien error code E421 means there is a problem with the cold water inlet 1 thermistor. I wouldn't give up on tech support just yet. Unplugging and plugging it back in got it working again and cleared the code. Navien error code E407 is a sign of a problem with the hot water outlet thermistor. If needed, replace the controller or the sensor. Just hoping that it doesn't progress to the point where resetting stops working. I did some research and put together this article to explain... Are All Heat Pumps Noisy? link to Are All Heat Pumps Noisy? Any resolution? If necessary, replace the thermistor. I got an ignition failure one time after a couple months. Shop by category ... Navien NPE-210A tankless hot water heater. An open or shorted sensor can cause Navien error code E353. Navien error code E517 signifies a problem with the dip switch. I have the same model that's about 6 months old. I have condensation dripping out of my ceiling A/C vents and soaking the ceiling plaster. What should I do? Every time = Error Code 026. • Ensure that the electrical cord is … New comments cannot be posted and votes cannot be cast, Don't advertise or try to compare pricing, thanks, Press J to jump to the feed. An open or shorted sensor causes the Navien error code E441. Hit reset button, worked fine again. Navien error code E740 means there is a problem with the outdoor temperature sensor. HomeInspectionInsider.com is owned and operated by Hubert Miles is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Fixed that, and no more backfires. My hot water is ice cold in winter and I have to let it run (over 2 gallons waste) to get hot water. Navien NPE-210A Premium Condensing Tankless Gas Water Heater capable of providing 10.1 gallons per minute hot water flow which is great for larger homes. No hot water is one of the most common problems in water heating systems. Copyright © 2021 HomeInspectionInsider.com, Error Code E001: Heat Exchanger Overheating, Error Code E002: Low Pressure on the Heating Side, Error Code E011: High Pressure on Heating Side, Error Code E016: Heat Exchanger Overheating, Error Code E030: Abnormal Exhaust Temperature, Error Code E047: Exhaust Thermistor Error, Error Code E060: Dual Venturi Limit Switch Error, Error Code E109: Fan Motor Activity Error, Error Code E127: APS Error (Open, Short, Initial Value or No Response), Error Code E205: H/E Outlet Error: Thermistor Open or Short, Error Code E218: H/E Inlet Error: Thermistor Open or Short, Error Code E302: Low Water Pressure Error, Error Code E352: High Water Pressure Error, Error Code E353: Water Pressure Sensor Error, Error Code E407: Hot Water Outlet 1: Thermistor Open or Short, Error Code E421: Cold Water Inlet 1: Thermistor Open or Short, Error Code E432: Cold Water Inlet 2: Thermistor Open or Short, Error Code E434: Abnormality in Water Adjustment Valve, Error Code E438: Abnormality in Circulation Pump, Error Code E441: Hot Water Outlet 2: Thermistor Open or Short, Error Code E480: External Tank Thermistor Open or Short (System Boiler Thermistor Setting Only), Error Code E517: DIP Switch Setting Error, Error Code E594: Partial PCB Communication Error, Error Code E736: Abnormal Cascade Communication, Error Code E782: Main Panel Communication Error, Error Code E783: OT-remote Controller Error, Error Code E785: Abnormal Flow Switch Operation, Other Troubleshooting Tankless Water Heater Error Code Guides. No idea why. If the water pressure sensor senses low water level as the heating pipe pressure is low, the system stops operation of the boiler, and refills water automatically. An open or shorted sensor causes the Navien error code E421. Check to make sure there is gas to the unit and that the pressure is correct. To solve, check the thermistor and if it is requires, replace the thermistor. When an error code occurs, you’ll likely hear an audible “beeping” alarm. Space heating water pressure of 7.3 psi or lower is maintained for over 5 minutes, the system displays 28E (regardless of initial power supply). In Easy Maintenance Tips for Tankless Water Heaters w/Photos will outline how to perform tankless water heater flushing and other maintenance. Please switch off the unit for at least 30 seconds and ensure that everything works correctly, then power it back on. HomeInspectionInsider.com also participates in affiliate programs with other affiliate sites. When buying a tankless water heater, we hope you find this guide helpful and will bookmark it for further reference. Check if the flow switch is in the off or on position and the thermal block’s resistance. Ensure they are in good condition and properly connected to the PCB. Ensure that the main gas supply valve is open. We have a how to guide for tankless water heater maintenance. Low hot water temperature: Hot water setting error: Check the hot water temperature setting on the front panel. If you have no hot water, you may have overwhelmed your tankless water heater’s capacity or have at least one error code. Press question mark to learn the rest of the keyboard shortcuts. They keep themselves updated with the latest technological trends to ensure optimal benefits for the recipients. Navien error code E594 indicates a partial PCB communication error or an EEPROM error. After opening the cover, I found code 38E displayed on the control board. If your Navien displays an error code E352, you need to check the water pressure is within good rangers and check the activity of the feeder valve and the water pressure relief valve. I bought a digital manometer and checked gas pressure - even with everything at full blast my pressure was well within spec. The temperature of hot water at the tap is low while the temperature is high at the hot water outlet • Cold water and hot water are mixed due to improper pipe installation. Bethany Peterson. Could be a regulator going bad if you have one. Navien error code E110 means there is an exhaust blockage. To troubleshoot and fix Navien error code E012, confirm that the main gas valve is open and the gas pressure is within spec. If your boiler requires service, you have several options for getting service: Contact Technical Support at 1-800-519-8794 or on the website: www.navien.com. Hot Water Temperature Setting DHW Pre-heating Setting If the “DHW” button is pressed, ‘hot water’ icon When the “hot water” icon flickers turn the flickers and temperature of hot water (30~50 dial to set desire hot water temperature. Navien NPE-240A E003 error, no hot water. The error linked with hot water outlet and the thermistor short. If necessary, replace the thermistor. The Navien tankless water heater comes with a remote to keep track of what is going on with your heater and display the error code. Check and ensure the water pressure sensor and wiring are in good working condition, and there are no loose connections. 4 people found this helpful . That did not fix it. In addition to that, you may also need to check the condition and wiring of the exhaust sensor, flame rod, and pressure sensor to ensure they are all in good condition. To do this we had to measure pressure on valve. Ensure the ignitor is operational before calling for service. There are multiple possibilities for failing to ignite. Clean or replace the igniter electrode or the PCB if necessary. Thank you. To fix this error, you may need to have a licensed contractor assess your unit’s condition and replace the PCB if necessary. I suspect testing that is best left to the professionals though? Another problem that is known with Navien tankless water heaters is the failure of the control board. To fix it, check the thermistor’s condition and wiring. After ℃) is displayed. Check the cold water line and the condition of the flow switch. A contractor friend talked to them on my behalf since I'm not qualified (cough) to talk with them. Yep I have a gas pressure regulator immediately before the meter, if that's the regulator you're referring to. On this service call we find a Navien NHB-150 not firing and displaying error E003 which is ignition failure. Navien water heater error code 110. I inspected the unit and it said "E003" which means "ignition failure". This gas tankless water heater comes with 15-year manufacturer's warranty, but must be installed by a licensed plumber. Navien error code E432 is a sign of a problem with the cold water inlet 2 thermistor. To fix it, ensure that the sensor’s wiring is in good condition and working correctly and that the outdoor reset curve is dialed in properly. Cookies help us deliver our Services. Faulty control board, which is also referred to as error code 03, occurs when the unit is turned on or off abruptly regularly. I'm a licensed Home Inspector, Certified Master Inspector (CMI), and FHA 203k Consultant. 11 Quietest Heat Pumps Reviewed. Filter is clean but it is very windy here today. If the error code persists after a reset, you may need to replace the APS. If your Navien tankless water heater displays an error E760, this means that you need to flush the heat exchanger. I've been contemplating getting a tankless. My Navien tankless water heater (model 240A) stopped working all the sudden. Here is a list of error codes found on type NCB-240 by Navien. It's been I think 4 weeks or so now since those new parts were installed and there have been zero issues. Navien error code E046 means that there is a short at the heat exchanger thermistor. Navien error code E012 means there is a flame loss. Hubert Miles. Instructions for doing this are in the installation manual. Heat Pump vs. Geothermal Systems: Which is Best? 20 Goodyear lrvine, CA 92618 TEL 1-800-519-8794 FAX +949-420-0430 www.navien.com. There are also cheaper tankless options out there - the Naviens are on the expensive side. NORITZ OUTDOOR TANKLESS GAS WATER HEATER, NR98OD-LP. Getting Service. If necessary, replace the cold water inlet thermistor. Clean the strainer and flush the heat exchanger if needed. If the error code persists, have a technician evaluate the unit’s condition. Navien error code E218 means there is a problem with the operation of the heating return thermistor. Crossing my fingers... You need at least 8' of pipe between regulator and unit. To fix Navien error code E046, check the condition of the wiring at the heat exchanger thermistor. From here you can select an error code to see its cause. Navien error code E205 indicates a problem with the operation of the heating supply thermistor. I'm a bad person to ask. Inspect the condition of the controller and, if necessary, replace it. If the error does not go away after resetting the unit, contact a licensed technician. Would you please email your unit serial number and contact info to marketing@navien.com so that we may look further into this issue? I'm in the bay area where everything costs 2-4x what is normal. In the case of an error code E438, you may need to replace the pump, flow sensor, or PCB. According to Navien's FAQs: "I have no error codes on my remote, yet my unit will not produce hot water. These numbers show … Navien error code E046 can also indicate a limit control, in which case it is advisable to contact a licensed contractor for further help. At present, the company is a major manufacturer and seller of heat equipment and supplies it to 15 countries of the world In 1978, KD Navien … So let’s take a look. This error code can be caused by condensate blockage as well. To fix Navien error code E001, you may need to clean the strainer and flush the heat exchanger. It was $2500. To fix it, check the thermistor’s condition and wiring. Navien error code E441 is a sign of a problem with the hot water outlet 2 thermistor. Hi - I have a relatively new (month or two) Navien NPE-240A. Navien error code E785 means there is a problem with the operation of the external flow switch. I researched the most popular heat pumps to see how... My name is Hubert Miles. Hi - I just e-mailed you with the requested information. Navien error code E003 indicates a failure in the ignition of the unit. To troubleshoot Navien error code E004, confirm that the ground wire is connected correctly and is not loose. Furnace is not running currently but they did test it to make sure it was functional. Make sure that the shut-off valve, is not closed. We can help!Get a free estimate from top-rated, screened, and licensed plumbers in your area! If required, replace the tank thermistor. Navien error code E787 indicates that there has been a problem while the unit has been reset. Last year Navein had pulled back almost 3,400 on demand water heater (tank-less) for the second time due to CO contamination but the scenario of the first time was a bit different in 2009. Worcester Bosch Fault Codes; Intergas Portal. 15 year heat exchanger, 5 year parts, 1 year labor. Ensure the flow rate and the PCB voltage at the pump are within spec and that the water circulates properly. If necessary, replace the thermistor. I'm a Licensed Home Inspector, Certified Master Inspector (CMI), an FHA 203k Consultant. I called Navien and the rep there told me that I wasn't unplugging it for long enough, and that possibly the reason it came back was that I need to leave it unplugged for at least 30 seconds (which sounds like BS to me). If your Navien is displaying an error code E003, ensure the gas supply is on and working, that the unit is powered, the ground wire is connected, and that the igniter is producing a spark. This is just getting the people who cant last 3-5 days without hot water. 9. Jeannie Blackburn. $500.00 + shipping. NPE-240A (Navien, Heating) Select an error code for the NPE-240A: - select error code - E003 E003 E004 E004 E012 E012 E016 E016 E030 E030 E046 E046 E047 E047 E060 E060 E109 E109 E110 E110 E407 E407 E421 E421 E432 E432 E434 E434 E438 E438 E439 E439 E441 E441 E445 E445 E515 E515 E517 E517 E593 E593 E615 E615 E736 E736 E740 E740 E760 E760 E782 E782 E785 E785 To fix and troubleshoot Navien error code E016, switch the unit off for 30 seconds and then back on. $799.99. In the last week I've twice had it give no hot water. Check and clean the cold water filter and strainer, and flush the heat exchanger. Dear customer, we are sorry to hear that you are experiencing issues with your unit. You’d better call the professionals! Navien error code E615 can indicate an input data error or a memory error. The Navien error code E434 can be caused by an open or shorter water adjustment valve. This error code indicates abnormal fan motor activity. #E046 issues. I've been conducting home inspections for 17 years. Following are repairs in last 9 months with $2000 cost plus no heat or hot water today. I've got the failure twice in 3 days. I've been learning about the differences between heap pumps and geothermal systems and how I can decide which one is best for my home. 11 Quietest Heat Pumps Reviewed, overwhelmed your tankless water heater’s capacity, Easy Maintenance Tips for Tankless Water Heaters w/Photos, battery backup power supply for your tankless water heater, Can Water Heaters Be Installed Outside: What You Should Know, Troubleshooting Tankless Water Heater Error Codes: Rinnai, Troubleshooting Tankless Water Heater Error Codes: Rheem, Troubleshooting Tankless Water Heater Error Codes: Noritz, Troubleshooting Tankless Water Heater Error Codes: Bosch. By using our Services or clicking I agree, you agree to our use of cookies. To troubleshoot the Navien error code E782, inspect the condition and operation of the PCB. I have a Navien NPE-210A tankless hot water heater. So, you always get water at a stable and safe temperature. An open or shorted sensor causes the Navien error code E407. Yes it is. KD Navien is a Korean manufacturer of power engineering specializing in the production of gas and diesel boilers, as well as other energy and climate equipment. Model #: NPE 240S. Navien error code E002 can be caused by low water pressure, so you have to ensure that the unit receives enough water. Water mixed with cold water. 2. This means that more of the energy required to operate is directly output via hot water for your home. Hi - I have a relatively new (month or two) Navien NPE-240A. Navien error code E302 means that the water pressure is too low. If the error code persists after resetting the unit, you may need to replace the air pressure sensor. Navien Tech Support suggested multiple causes: ‘insufficient gas supply’ (either not enough propane in supply tank or inadequate gas supply from the gas regulator), ‘water pressure … Rheem fault code 11 – No ignition. Reset the unit and check the PCB and the condition and the wiring of the exhaust sensor, flame rod, and pressure sensor. If there is water flow, clean and inspect the condition of the flow sensor connector. Often it gets installed to close to the unit and you get all sorts of funny pressure/ignition related problems. See our article Can Water Heaters Be Installed Outside: What You Should Know for more information on outdoor tankless water heater models.eval(ez_write_tag([[300,250],'homeinspectioninsider_com-leader-2','ezslot_11',164,'0','0'])); Navien error code E760 is a flushing service alarm. Navien error code E004 is an indication that the unit is detecting a false flame. But I'm going to be replacing my water heater soon. The error means hot water outlet, or the thermistor open. I did end up finding that it seemed to have more issues when it was cold outside. I would just wait and see what your heater does and go from there. E007. Navien error code E127 is indicative of a problem with the air pressure sensor (APS). Tankless water heaters last 20 years on average and during that time you’re sure to have at least one of these Navien error codes. Will abnormal air pressure outside - Answered by a verified Plumber Intergas Boiler Manuals; Intergas FGA Tool; Intergas Boiler Service - How To; Intergas Fault Codes; Calculators. Was furnace installed on the same line? New gas line was run - it is 1 1/4" black steel and is about a 30 foot run. Navien error code E352 is indicative of high water pressure. Sep 13 2018. To solve this error, try to checking and cleaning the air filter and fan motor. Navien error code E445 indicates an abnormality in the mixing valve. Hey OP, I can't help. Rinnai RL94eN Natural Gas Tankless Water Heater Q-35 . Unplugging and plugging it back in got it working again and cleared the code. Navien error code E011 means there is high pressure on the heating side. Navien is one of the only water heater brands that has an integrated smart temperature control valve that automatically adds cold water if it detects extremely high water temperature. If the error persists and nothing looks out of the ordinary, contact a licensed contractor to evaluate the condition of your Navien tankless water heater. Navien NPE-180S ; Navien NPE-210S ; Navien NPE-240S ; Navien NPE-150S ; Navien NPE-32AWE ; Navien NPE-24AWE So I could imagine my gas lines have some air in them or something. At Hoffmann Brothers, our Navien contractors are available to help identify the very technical language found in popular Navien water heater manuals and break them down into easy to understand terms, highlighting the most important elements for your Navien products. Navien error code E438 means there is a problem with the circulation pump. Check the sensor’s connectors to ensure they are installed correctly and are not wet. Breathing on it would make it move more than that. This guide will discuss and go over the Navien tankless water heater error codes, their meaning, troubleshooting, and more. Navien error code E002 means there is low pressure on the heating side. Did your plumber size up a gas line? To troubleshoot Navien error code E109, check and clean, if necessary, the air intake filter and the fan motor. Navien is one of the five largest Korean manufacturers and assembles its products only at its own plants in Korea. In some instances, the dual venturi may need to be fully replaced to fix this error code.eval(ez_write_tag([[300,250],'homeinspectioninsider_com-banner-1','ezslot_0',160,'0','0'])); Navien error code E109 indicates an error with the fan motor. Check the high limit switch, the 3-way valve, and the PCB.eval(ez_write_tag([[336,280],'homeinspectioninsider_com-box-4','ezslot_9',159,'0','0'])); Navien error code E030 is caused by an overheating exhaust. Was it installed instead of regular waterheater? Rheem fault code 16 – This is an over temperature warning which could indicate a possible clogged heat exchanger. If water is supplied by auto feeder valve open over 5 minutes, the error(E351) is detected and displayed on the front panel. E008. To troubleshoot and fix Navien error code E030, switch the unit off for 30 seconds and then power it back on. Navien error code E047 can be caused by an open or shorted exhaust thermistor, in which case to fix this error code, you need to check the connection and wiring at the exhaust thermistor. We have a how-to guide for tankless water heater maintenance. Report abuse. If the space heating water pressure of 7.3 psi or lower is detected, and becomes 7.3 psi or lower in 2 hours after water … I know cost vary based on location and difficulties of installation.

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